Hello, I have small samples (1cm square) and try to spin-coat SU8 resist on it. I apply my ressit with a pipette directly on the samples and then spin-coat. I also try to spin slowly when appling the resist. These two ways produce big edge bead. How do you spin-coat SU8? How big are your samples? Best regards, Patrick Poissant ___________________________________________________ M.A.Sc. Student Dept. of Electrical Engineering Université de Sherbrooke Sherbrooke (Québec) J1K 2R1 CANADA [email protected] Sherbrooke Microelectronics Research Group www.gel.usherb.ca/gms Anyone who has never made a mistake has never tried anything new - Albert Einstein